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发明名称
An integrated emergency lighting and exit signage using cold light source
摘要
申请公布号
HK1077970(A2)
申请公布日期
2006.02.24
申请号
HK20050111688
申请日期
2005.12.19
申请人
GREEN LIGHTING SYSTEM LTD.
发明人
WONG CHI WAI;LI CHI KWONG
分类号
(IPC1-7):F21V
主分类号
(IPC1-7):F21V
代理机构
代理人
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